Nature has shaped this drainage tunnel into the digestive tract of a mighty beast.

Enormous crabs, bioluminescent jellies, and other amazing creatures from the ocean’s depths—some of which are in an aquarium for the first time ever.

Like your grandma's attic—if your grandma were a little weirder, extremely well-traveled, and had a great eye for art.

See 150 million-year-old dinosaur tracks and bones dating back to the Jurassic period.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

A tiny town’s tiny museum with some gigantic residents.

Where scientists keep miles of very valuable ice from Antarctica and Greenland from melting.

Paranormal experiences in this hotel's room 217 led Stephen King to write "The Shining."

When ecosystems collide in the arid Southwest.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

Home to Hollywood history and a very special salt crystal.

A unique attraction and museum dedicated to exploring iconic roadside structures.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

A clear blue swimming hole with hidden caves, still unexplored.

A museum dedicated to the alleged Roswell Incident.

Take a dip in the world's largest mineral hot springs pool.

This super steep hike ascends 2,000 feet in less than a mile.

This enigmatic building features numerous architectural styles.

Twelve plaster figures inspired by da Vinci's famed painting haunt the desert landscape above a real-life ghost town.

Water of undetermined depth has attracted rare fish and cult leaders alike.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

A series of sculptures beneath the waves promote ocean conservation and support coral reefs.

The sign at the garden gate reads: "These Plants Can Kill."